20163726093

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{601}}^1\times {\mathrm{15511}}^1$

素因数の和:16225

約数の個数: 32

約数和(自身を含む): 31077609472

約数和(自身を除く): 10913883379

約数列:

[1, 3, 7, 21, 103, 309, 601, 721, 1803, 2163, 4207, 12621, 15511, 46533, 61903, 108577, 185709, 325731, 433321, 1299963, 1597633, 4792899, 9322111, 11183431, 27966333, 33550293, 65254777, 195764331, 960177433, 2880532299, 6721242031, 20163726093]

約数ペア:

[(1, 20163726093), (3, 6721242031), (7, 2880532299), (21, 960177433), (103, 195764331), (309, 65254777), (601, 33550293), (721, 27966333), (1803, 11183431), (2163, 9322111), (4207, 4792899), (12621, 1597633), (15511, 1299963), (46533, 433321), (61903, 325731), (108577, 185709)]